133219840

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4003}}^1$

素因数の和:4039

約数の個数: 80

約数和(自身を含む): 344071728

約数和(自身を除く): 210851888

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1040, 1280, 1664, 2080, 2560, 3328, 4003, 4160, 6656, 8006, 8320, 16012, 16640, 20015, 32024, 33280, 40030, 52039, 64048, 80060, 104078, 128096, 160120, 208156, 256192, 260195, 320240, 416312, 512384, 520390, 640480, 832624, 1024768, 1040780, 1280960, 1665248, 2049536, 2081560, 2561920, 3330496, 4163120, 5123840, 6660992, 8326240, 10247680, 13321984, 16652480, 26643968, 33304960, 66609920, 133219840]

約数ペア:

[(1, 133219840), (2, 66609920), (4, 33304960), (5, 26643968), (8, 16652480), (10, 13321984), (13, 10247680), (16, 8326240), (20, 6660992), (26, 5123840), (32, 4163120), (40, 3330496), (52, 2561920), (64, 2081560), (65, 2049536), (80, 1665248), (104, 1280960), (128, 1040780), (130, 1024768), (160, 832624), (208, 640480), (256, 520390), (260, 512384), (320, 416312), (416, 320240), (512, 260195), (520, 256192), (640, 208156), (832, 160120), (1040, 128096), (1280, 104078), (1664, 80060), (2080, 64048), (2560, 52039), (3328, 40030), (4003, 33280), (4160, 32024), (6656, 20015), (8006, 16640), (8320, 16012)]